Fixedfirefightingsystems-Foamsystems
Part 2: Design construction and maintenance
bsi.
Nationalforeword
ISBN 978 0 539 04129 3
ICS 13.220.20
This British Standard is the UK implementation of EN 13565-2:2018 incorporating corrigendum April 2019. It supersedesBS EN 13565-2:2009 which is withdrawn.
indicated in the text by tags. Text altered by CEN corrigendum April 2019 The start and finish of text introduced or altered by corrigendum isis indicated in the text by @
The UK participation in its preparation was entrusted to TechnicalCommittee FSH/18/7 Foam/Media Systems.
A list of organizations represented on this mittee can be obtained on request to its secretary.
of a contract. Users are responsible for its correct application. This publication does not purport to include all the necessary provisions
The British Standards Institution 2019Published by BSI Standards Limited 2019
Compliance with a British Standard cannot confer immunity fromlegal obligations.
This British Standard was published under the authority of the Standards Policy and Strategy Committee on 30 November 2018.
Amendments/corrigenda issued since publication
EN13565-2
Supersedes EN 13565-2:2009
English Version
Fixed firefighting systems -Foam systems -Part 2:Design construction and maintenance
Installations fixes de lutte contreIincendie - Systemes a emulseurs - Partie 2: Calcul installation et maintenance
Ortsfeste Brandbekimpfungsanlagen- Schaumloschanlagen - Teil 2: Planung Einbau und Wartung
This European Standard was approved by CEN on 27 August 2018.
CEN members are bound to ply with the CEN/CENELEC Internal Regulations which stipulate the conditions for givingthis European Standard the status of a national standard without any alteration.Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN-CENELEC Management Centreor to any CEN member.
This European Standard exists in three official versions (English French German). A version in any other language made by translation under the responsibility of a CEN member into its own language and notified to the CEN-CENELECManagement Centre has the same status as the official versions.
CEN members are the national standards bodies of Austria Belgium Bulgaria Croatia Cyprus Czech Republic Denmark Sweden Switzerland Turkey and United Kingdom. Latvia Lithuania Luxembourg Malta Netherlands Norway Poland Portugal Romania Serbia Slovakia Slovenia Spain Estonia Finland Former Yugoslav Republic of Macedonia France Germany Greece Hungary Iceland Ireland Italy.
CEN-CENELEC Management Centre: Avenue Marnix 17 B-1000 Brussels
Contents
Page
Foam extinguishing systems.4.1 General. 4.1.1 General requirements. 12 124.1.2 4.1.3 Application rates. Environmental considerations. 12 134.1.4 Planning 144.1.5 4.1.6 Documentation. Supplementary manual foam fire fighting provisions. 14 14Water supply 4.1.7 Equipment. 15 154.2 4.2.1 Water demand 154.2.2 4.2.3 Operating time. Quality of water. 16 16Foam concentrate. 4.2.4 Power supply for water pumps. 16 164.3 4.3.1 General. 164.3.2 4.3.3 Foam concentrate supply - low and medium expansion foams . Foam concentrate pumps.. 17 17Foam proportioners. 4.3.4 Supplementary external connections. 184.4 4.5 Pipework 18 184.5.1 4.5.2 Foam concentrate piping Water and foam solution pipework. 19 184.5.3 Non Newtonian foam concentrate. 194.5.4 4.5.5 Marking. (suogeodde ueoy aoejnsqns oj eq Supnpu) ueog paje.dse jo gudd 19 194.6 4.7 Foam discharge outlets and generators. Operation and control systems 19 204.7.1 Detection of fires. Release of fixed foam extinguishing systems. 204.7.2 4.7.3 Alarms. 20 20
5 Flammable liquid storage tanks bunds and process areas. 21
5.1 5.2 Fixed cone roof tanks. General 21 235.2.1 5.2.2 Sub surface. General. 23 235.2.3 Restrictions for semi-subsurface-mode. 255.3 Floating roof tanks. 5.2.4 Restrictions for subsurface mode 25 255.3.1 5.3.2 Number of foam discharge outlets forfloating roof tanks. General. 25 26Rimseal protection. 265.4 Bunded /diked areas and process areas. 27
6.1.1 6.1.2 Deluge applications. Deluge limitations. 29 29Foam enhanced sprinkler systems. 6.1.3 Deluge design 296.2 6.2.1 Foam enhanced sprinkler applications.6.2.2 6.2.3 Foam enhanced sprinkler limitations. Foam enhanced sprinkler design. 306.3 Foam concentrate. Aspirated foams. 306.3.1 6.3.2 Non aspirated foams.5'9 6.4 Drain and flushing connections.. Foam proportioning6.6 Supplementary hose streams. 32
High expansion foam systems. 32
7.1 General. 327.2 Foam concentrate.7.4 7.3 Equipment. System design..7.5 7.6 Personnel safety. Equipment location considerations.Discharge rate.7.8 Discharge time.
Marine loading and unloading docks. 8.1 Water supplies. 348.2 88 Foam concentrate. Foam water monitors.8.4 Below dock foam systems. 35
6 Aircraft hangars. 35
9.1 General. 359.2 Fire detection.. 359.4 9.3 System design philosophy. System duration. 36 889.5 Foam and water pumps. Acceptable application methods. 889.6 9.7 Foam types. 38 389.8 9.9 Foam-water deluge systems. Monitors. 88 389.10 9.11 Medium expansion systems (Type 3 hangars only) High expansion systems..9.12 Handlines.9.13 Commissioning tests.
Liquefied flammable gases (LNG/LPG) 10.1 General. 4010.1.1 10.1.2 Liquefied Petroleum Gas (LPG). Liquefied Natural Gas (LNG). 40 4010.2 Controlled burn-off. 4010.3 10.4 Un-ignited spills. Fire detection. 40 4110.5 Foam properties. Foam proportioning system. 41 4110.7 10.6 Application techniques. 41
Commissioning testing and periodic inspections.11.2 11.1 Commissioning Instruction of operating personnel. 42 4211.2.1 11.2.2 General. Visual inspection. 42 42
